Material handling cyclopedia; a reference book covering definitions, descriptions, illustrations and methods of use of material handling machines employed in industry (1921)
Wright, Roydon Vincent, 1876- ed, Little, John G., joint ed, Augur, Robert C., joint ed · New York, N.Y., Simmons-Boardman Publishing Co · leaf 396
oading out to trucks orcars. For this service a drop per round of from 30 in. to 36in. is usual.for a 4 ft. outside radius spiral. If ratherflexible cartons are to be handled 42 in. is none too great.The runway width should be. from 18 in. to 24 in., withan average center to center of rollers of 4… … Distribution by Portable Spiral tion must be paid to providing the best quality roller bear-ing casters. Since the spiral must be much better bracedthan for stationary equipment it is advisable to use eightupright angles instead of four, and rivet not only the guard-rails, but also the supporting…
Hoisting machinery · Conveying machinery
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